mcp-cli

A CLI tool for inspecting and interacting with servers implementing the Model Context Protocol (MCP).

Usage

Run without config file

npx @wong2/mcp-cli

This uses the default configuration file, typically from Claude Desktop.

Run with a config file

npx @wong2/mcp-cli -c config.json

The config file should adhere to the format used by Claude Desktop.

Run servers from NPM

npx @wong2/mcp-cli npx <package-name> <args>

Run locally developed server

npx @wong2/mcp-cli node path/to/server/index.js args...

Connect to a running server over SSE

npx @wong2/mcp-cli --sse http://localhost:8000/sse

Requires an MCP server running over Server-Sent Events (SSE).

Features

• Execute MCP servers from NPM packages or local files.
• Enumerate available Tools, Resources, and Prompts exposed by the server.
• Invoke Tools, retrieve Resources, and fetch Prompts.

Related

• LiteMCP - A TypeScript library for easier MCP server creation.
• mcpservers.org - A directory of publicly available MCP servers.